Title:
POSITIVE ELECTRODE CURRENT COLLECTOR FOR LITHIUM SECONDARY BATTERY, PREPARATION METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2024/096221
Kind Code:
A1
Abstract:
A positive electrode collector for a lithium secondary battery according to embodiments of the present disclosure comprises a stacked structure that includes an aluminum layer, an aluminum-copper alloy layer on the aluminum layer, and a copper layer on the aluminum-copper alloy layer, wherein the surface of the stacked structure can be doped with at least one metal element. Accordingly, electrical conductivity of the positive electrode current collector can be improved and cell resistance can be reduced.
Inventors:
HWANG CHANG MOOK (KR)
KIM HYUN JI (KR)
LEE JONG HYUK (KR)
JO YOON JI (KR)
KIM HYUN JI (KR)
LEE JONG HYUK (KR)
JO YOON JI (KR)
Application Number:
PCT/KR2023/007498
Publication Date:
May 10, 2024
Filing Date:
June 01, 2023
Export Citation:
Assignee:
SK ON CO LTD (KR)
International Classes:
H01M4/66; H01M4/02; H01M10/052
Foreign References:
| KR20110097410A | 2011-08-31 | |||
| KR20150028044A | 2015-03-13 | |||
| KR20150095875A | 2015-08-21 | |||
| JP2005044814A | 2005-02-17 | |||
| KR20170045800A | 2017-04-28 |
Attorney, Agent or Firm:
LEECHAE INTELLECTUAL PROPERTY (KR)
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